Research was carried out on a series of cruises, lists of which can be down-loaded from the following links for Discovery IIand Discovery.A scrapbook of images and narratives describing Discovery cruises was prepared for the ship's 50th anniversary in 2012 and can be seen here.Material for that event also included reminiscences provided by the late Dr Malcolm Clarke.A searchable archive of reports of the cruises of these ships is held by the British Oceanographic Data Centre (BODC).